Her friend_____here until she came back.选择A:will leave B:won't leave C:left D:didn't leave

问题描述:

Her friend_____here until she came back.选择A:will leave B:won't leave C:left D:didn't leave

not...until的词组,直到.才.
句意:知道她回来,她的朋友才离开这.根据句意,回来和离开是同时发生的,所以要用过去时,选D.